Breaking: Switch from 6to5 to babel using the .babel.js extension

package.json

@@ -29,10 +29,10 @@
   },
   "dependencies": {
     "resolve": "^0.6.1",
-    "interpret": "^0.4.0"
+    "interpret": "^0.5.0"
   },
   "devDependencies": {
-    "6to5": "^2.9.4",
+    "babel": "^4.1.1",
     "LiveScript": "^1.2.0",
     "chai": "^1.9.0",
     "coco": "^0.9.1",

test/index.js

@@ -12,6 +12,27 @@ var expected = {
 };
 
 describe('registerFor', function () {
+  var original;
+
+  beforeEach(function () {
+    // save the original require.extensions
+    var keys = Object.keys(require.extensions);
+    original = keys.reduce(function(result, key){
+      result[key] = require.extensions[key];
+      return result;
+    }, {});
+  });
+
+  afterEach(function () {
+    // restore the original require.extensions
+    require.extensions = original;
+    original = null;
+  });
+
+  it('should know babel.js', function () {
+    rechoir.registerFor('./test/fixtures/test.babel.js');
+    expect(require('./fixtures/test.babel.js')).to.deep.equal(expected);
+  });
   it('should know coco', function () {
     rechoir.registerFor('./test/fixtures/test.co');
     expect(require('./fixtures/test.co')).to.deep.equal(expected);
@@ -53,14 +74,6 @@ describe('registerFor', function () {
     rechoir.registerFor('./test/fixtures/test.jsx');
     expect(require('./fixtures/test.jsx')).to.deep.equal(expected);
   });
-  it('should know es6', function () {
-    rechoir.registerFor('./test/fixtures/test.es6');
-    expect(require('./fixtures/test.es6')).to.deep.equal(expected);
-  });
-  it('should also register on .es', function () {
-    rechoir.registerFor('./test/fixtures/test.es');
-    expect(require('./fixtures/test.es')).to.deep.equal(expected);
-  });
   it('should know livescript', function () {
     rechoir.registerFor('./test/fixtures/test.ls');
     expect(require('./fixtures/test.ls')).to.deep.equal(expected);